package com.douqu.game.test;

import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;

/**
 * @Author: Bean
 * @Description:
 * @Date: 2018-08-06 21:18
 */
public class Student {


    private List<Integer> list = new CopyOnWriteArrayList<>();


    public void add(int a)
    {
        list.add(a);
    }



}
